| Manufacturer | Onciul |
| Model | RO-1 |
| Modification | RO-1 |
| Country | Romania |
| Years | 1930 |
| Type | Other |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 12.00 m |
| Length | 6.12 m |
| Height | 2.20 m |
| Wing area | 18.00 m2 |
| Zero fuel weight | - |
| Empty weight | 360 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 550 kg |
| Flight duration | - |
| Engine | 1 Anzani |
| Power | 1 x 35 HP |
| Thrust | - |
| Maximum speed | 125 km/h |
| Cruising speed | 95 km/h |
| Rate of climb | - |
| Practical range | 380 km |
| Service ceiling | - |
| Hovering ceiling | - |
| Crew | - |
